Red Feather Starfish – XL Size (4″ to 5″)
Himerometra robustipinna
Reef Compatible: Yes
Care Level: Expert Only
Disposition: Peaceful
Minimum Tank Size: 100 gallons
Mature Size: 6 inches
Placement in Tank: Anywhere
Water Flow: Low to Moderate
A living jewel for the discerning aquarist. The Red Feather Starfish captivates with its delicate, crimson-hued arms adorned with feathery appendages that sway gracefully in gentle currents. Each specimen is a masterpiece of nature—intricate, elegant, and impossibly beautiful. This XL specimen (4″ to 5″) commands attention in any reef aquarium. Its peaceful temperament and reef-safe nature make it a sophisticated addition to established systems. Watch it filter-feed with mesmerizing grace, its plumose arms extended like flowing silk.
| Specification | Detail |
|---|---|
| Species | Himerometra robustipinna |
| Size (Adult) | 6 inches |
| Size (Available) | 4″ to 5″ |
| Water Flow | Low to Moderate |
| Compatibility | Reef Safe |
| Temperament | Peaceful |
| Minimum Tank Size | 100 gallons |
FAQ
Is the Red Feather Starfish suitable for beginners?
No, this species requires expert-level care and is not recommended for beginners due to its specific water parameters and sensitivity.
Can this starfish be kept with corals?
Yes, it is reef compatible and safe to keep with most coral species.
What is the expected growth rate of this starfish?
The starfish typically reaches a mature size of 6 inches over several months under optimal conditions.

Kimberly Hardacre –
This starfish has become the centerpiece of my 120-gallon reef tank. It’s peaceful and doesn’t interfere with corals. The color is vibrant and the movement is mesmerizing. I’ve had it for six months and it’s thriving.
Heather Black –
After researching extensively, I finally found a reliable source for this species. The size is larger than expected and it blends well with my live rock. Water parameters are stable and it’s been active since arrival.
Joseph Sutherland –
Beautiful specimen with excellent coloration. It’s a bit shy at first but settles into the tank after a week. I keep it in a low-flow area and monitor water quality closely. Satisfying addition to my reef.
Michael Short –
The starfish is stunning in appearance and very calm. I appreciate the detailed care notes provided. It’s a true highlight in my tank and has not shown any signs of stress.